code: def send_reply(self, reply):
      pickle.dump(reply, self.wfile)
  
file_path: fiftyone/fiftyone/service/ipc.py
imports: import pickle
  import socket
  import socketserver
  import threading
label_desc: Use image node_id 2 for calling the IPCRequestHandler obj's underlying member method code with example usage: obj.send_reply(reply) without return types